ANALYSIS OF THE OPINION OF STUDENTS OF AGRICULTURAL AND FORESTRY SCIENCES GIVEN IN A SURVEY, AND THEIR APPLICATION TO THE SELF-ASSESSMENT OF AN ORGANIC CHEMISTRY COURSE

Author(s): María E. Pérez | Diego M. Ruiz | Andrea Amaro | Celina Guiles | Gustavo Romanelli | Juan C. Autino
Volume: 4
Issue: 3
Year: 2013

A STUDY CASE: FIRST -YEAR STUDENT EVASION IN CHEMISTRY SCHOOL OF FEDERAL UNIVERSITY OF RIO DE JANEIRO (UFRJ)

Author(s): Márcia Valladão | Daniel Pomeroy | Andréa Salgado
Volume: 4
Issue: 3
Year: 2013

FORMULATION OF A GLOBAL INDEX OF WASTEWATER QUALITY FOR IRRIGATION

Author(s): Alba N. Ardila | Julio C. Saldarriaga
Volume: 4
Issue: 3
Year: 2013

DETERMINATION OF SODIUM, CALCIUM AND COPPER IN URUGUAYAN WINES AND STUDY OF THE RELATIONSHIP OF THESE ELEMENTS TO THE TYPE OF WINE

Author(s): Pablo González | Víctor Prieto-Hernández | Mariela Pistón
Volume: 4
Issue: 3
Year: 2013

EVALUATION OF CAL, SULFATE AND ALUMINUM CHLOROHYDRATE IN COAGULATION-FLOCCULATION LEACHATE LANDFILL POZA RICA, VERACRUZ

Author(s): Israel Hernández | Ranulfo O. González | Francisca Sandoval | José L. Galván | Raúl E. Contreras
Volume: 4
Issue: 3
Year: 2013

DIDACTIC DESIGN FOR THE PHYSICS LABORATORY EXPERIENCES IN THE AGRONOMY CAREER

Author(s): Marta A. Losada | Claudia M. Giletto | María N. Cassino | Sandra E. Silva
Volume: 4
Issue: 3
Year: 2013

CONDUCTIVITY AND PERCOLATION IN COMPOSITES: MAGNETIC OXIDE-POLYANILINE

Author(s): Juan C. Aphesteguy | Silvia E. Jacobo
Volume: 4
Issue: 3
Year: 2013

AN APPROACH FOR OPTIMAL DESIGN IN FALLING-FILM EVAPORATORS

Author(s): Christian O. Díaz-Ovalle | Emmanuel Galván-Ángeles | Erika Ramos-Ojeda | Florianne Castillo-Borja
Volume: 4
Issue: 3
Year: 2013

DESIGNING A USEFUL TOOL FOR EARLY DETECTION OF STUDENTS WITH LEARNING DIFFICULTIES IN CHEMICAL CONCEPTS

Author(s): Alejandra V. Quiroga | María M. Biglieri | Claudio F. Cerruti
Volume: 4
Issue: 3
Year: 2013

ACHIEVED LEARNING BY STUDENTS IN A PHYSICS COURSE

Author(s): Susana Meza | Zulma Ibarra | Silva Rodríguez | María Yfran | Mario Cleva | Fabiana Espasandin
Volume: 4
Issue: 3
Year: 2013

EXPERIMENTAL QUANTIFICATION OF VERMICULITE THERMAL EXPANSION

Author(s): Andrea Díaz | Graciela Castro | Pedro Sarquís
Volume: 4
Issue: 2
Year: 2013

THE USE OF PROBLEM SITUATIONS IN HIGHER EDUCATION ISOMERISM IN INORGANIC CHEMISTRY

Author(s): Jose E. Simões Neto | Angela F. Campos | Cristiano de A.C. Marcelino-Jr.
Volume: 4
Issue: 2
Year: 2013

USE OF INDICATORS GREEN TO EVALUATE HOW CLEAN IS A PROCESS IN TRADITIONAL SYNTHESIS VS TRIBOCHEMICAL SYNTHESIS IN MICROSCALE

Author(s): Lilia Fernández-Sánchez | María de la Luz Soto-Téllez | Leonardo Hernández-Martínez
Volume: 4
Issue: 2
Year: 2013

PREDICTION OF PROPERTIES OF GASOLINE-ETHANOL BLENDS BY INFRARED SPECTROSCOPY

Author(s): Felipe Sánchez-Minero | Edgar Ramirez-Jimenez | Guadalupe Silva-Oliver | Berenice Hernandez-Castillejos
Volume: 4
Issue: 2
Year: 2013

EVALUATION OF ADSORPTION KINETIC OF Zn2+ AND Cd2+ BY ROOTS OF Eichhornia crassipes AND Typha latifolia FROM UNITARY AND BINARY SOLUTION

Author(s): Carolina Martínez | Luz M. Torres | Ramón F. García de la Cruz
Volume: 4
Issue: 2
Year: 2013

PROBLEM SITUATION AS DIDACTIC STRATEGY IN THE CHEMICAL BOND TEACHING: RESEARCH CONTEXTS

Author(s): Lucas dos S. Fernandes | Angela F. Campos
Volume: 4
Issue: 2
Year: 2013

ANALYTICAL SOLUTION TO OBTAIN THE OPTIMAL VOLUME OF A SERIES OF CONTINUOUS STIRRED TANK REACTORS SUSTAINING A FIRST ORDER REACTION

Author(s): Ignacio Elizalde | Román Ramírez | Jorge Ancheyta
Volume: 4
Issue: 2
Year: 2013

EVALUATION OF IMPORTANCE OF PRACTICE ON BIOSAFETY IN GRADUATE AND POST-GRADUATE PROGRAMS OF THE FEDERAL UNIVERSITY OF RIO DE JANEIRO AND OTHER BRAZILIAN UNIVERSITIES

Author(s): Roberta Busnardo | Márcia Valladão | Daniel Pomeroy | Maria A. Gimenes | Andréa Salgado
Volume: 4
Issue: 2
Year: 2013

IDENTIFICATION OF THE MAIN WEREQUE’S ROOT COMPONENTS, EXTRACTIBLE IN AQUEOUS MEDIUM, BY GC-MS

Author(s): Dulce M. Morales | Samuel Siles
Volume: 4
Issue: 2
Year: 2013

MICROHARDNESS OF THE NICKELVAC SUPERALLOY (N-90) MANUFACTURED BY POWDER METALLURGY

Author(s): Elizabeth Refugio-García | José G. Miranda-Hernández | Noé Velázquez-Barrón | José A. Rodríguez-García | Enrique Rocha-Rangel
Volume: 4
Issue: 2
Year: 2013

INHIBITION OF ASCORBIC ACID ELECTROOXIDATION ON GOLD BY OVEROXIDIZED POLYPYRROL

Author(s): Luis Pesetti | Clidia R. Abaca | Claudio Falivene | Jorge O. Zerbino | María G. Sustersic
Volume: 4
Issue: 2
Year: 2013

FUTURE TEACHERS AND THEIR REPRESENTATIONS OF SCIENCE TEACHING

Author(s): Claudia A. Mazzitelli
Volume: 4
Issue: 2
Year: 2013

WATER ADSORPTION AND DESORPTION ISOTHERMS ON NON FAT DRY MILK

Author(s): Julio Gil | Silvana Muratona | Paola Yacanto | Edgar M. Soteras | Clidia Abaca | María G. Sustersic
Volume: 4
Issue: 1
Year: 2013

STUDY OF FACTORS INFLUENCING THE SHAPE AND PROPERTIES OF CRYSTALS AND PROPOSALS FOR STUDENTS OF SECONDARY SCHOOL TEACHERS, GEOLOGY SPECIALISTS

Author(s): Carmen Reyero | Juan G. Morcillo | Manuela Martín | María T. Martín
Volume: 4
Issue: 1
Year: 2013

ANALYTICAL CHEMISTRY: LEARNING FROM WEBQUEST

Author(s): Rosa M. Osicka | María L. Fernández | Analía M. Valenzuela | Edgar E. Buchhamer | María C. Giménez
Volume: 4
Issue: 1
Year: 2013

DRINKS PRODUCTION USING MALTED SORGHUM AS FEEDSTOCK FOR CELIAC PATIENTS

Author(s): Irenia Gallardo | Yanet Boffill | Yoandry Ozuna | Ortelio Gómez | Margarita Pérez | Orlando Saucedo
Volume: 4
Issue: 1
Year: 2013

PHYSICOCHEMICAL AND BACTERIOLOGICAL WATER QUALITY OF THE TEPALCINGO-AXOCHIAPAN AQUIFER, MORELOS, MEXICO

Author(s): Esperanza S. Robles | Elizabeth Ramírez | Ángel Durán | María E. Martínez | María E. Martínez
Volume: 4
Issue: 1
Year: 2013

FORMATION OF TIO2 POROUS NANOSTRUCTURES THROUGH EXPOSURE TO HF-H2O SOLUTIONS APPLYING THE ELECTROCHEMICAL ANODIZATION TECHNIQUE

Author(s): Lucia Gregorio-Vázquez | Cecilia Cuevas-Arteaga | Grecia Hernández | Ebelia del Ángel-Meraz
Volume: 4
Issue: 1
Year: 2013

HYBRID FILM -PRETREATED GALVANIZED STEEL OBTAINED BY DIP-COATING PROCESS: INFLUENCE OF THE REMOVAL RATE OF THE SOL

Author(s): Sandra Kunst | José Matos | Leonardo Antonini | Gustavo Ludwig | Luciane Fuhr | Célia Malfatti
Volume: 4
Issue: 1
Year: 2013

PRELIMINARY CHEMICAL ANALYSIS AND ANTIMICROBIAL ACTIVITY OF EXTRACTS FROM FOUR SPECIMENS XYLARIA GENUS

Author(s): Isabel Mogollón | Shailili Moreno | Teresa Iturriaga | Antonieta Taddei
Volume: 4
Issue: 1
Year: 2013

DETERMINATION OF THE TOXIC EFFECTS OF MERCURY IN THE Brachiaria dictyoneura (Fig. & De Not.) Stapf SPECIES

Author(s): Gladis E. Morales | Jorge L. Gallego
Volume: 4
Issue: 1
Year: 2013

EFFICIENCY OF A SUBSURFACE FLOW CONSTRUCTED WETLAND FOR TREATING WASTEWATER FROM VEGETABLE PACKAGING

Author(s): Amado E. Navarro | Yasmín García | Antonio Vázquez | José L. Marrugo
Volume: 4
Issue: 1
Year: 2013

COST EFFECTIVE CARBON XEROGELS TAILORED FOR SPECIFIC APPLICATIONS

Author(s): Ángel H. Moreno | Ana Arenillas | Esther G. Calvo | Natalia Rey-Raap | José M. Bermúdez | J. Ángel Menéndez
Volume: 4
Issue: 1
Year: 2013

REMOTION OF METHYLENE BLUE IN AQUEOUS MEDIUM BY USE OF BAGASSE OF SUGAR CANE AND STUBBLE OF MAIZE MODIFIED WITH SO4-2 AND PO4-3 IONS

Author(s): Raúl E. Contreras | Israel Hernández | Ranulfo O. González | Alfonso García | María Arriaga
Volume: 4
Issue: 1
Year: 2013

STRUCTURAL AND ELECTRONIC PROPERTIES STUDY FOR (P4(2)/MNM) PHASE OF MnO2

Author(s): Wilmer Y. Córdoba | Willian O. Sosa | José C. Otálora | Maria A. Puerto | Gabriel A. Fonseca | Jairo A. Rodríguez
Volume: 3
Issue: 4
Year: 2012

MODELS OF FUZZY LINEAL PROGRAMMING IN THE FORMULATION OF FOOD FOR ANIMALS

Author(s): David M. Morales
Volume: 3
Issue: 4
Year: 2012

OXIDATIVE DEHYDROGENATION OF PROPANE BY RARE EARTH PHOSPHATES SUPPORTED ON AL-PILC

Author(s): Carolina De Los Santos | Pilar Yeste | Marta Sergio | Jorge Castiglioni
Volume: 3
Issue: 4
Year: 2012

EXTRACTION AND CHARACTERIZATION OF CRUDE OIL OF PEACH KERNEL Prunus pérsica

Author(s): Peggy Londoño | Alberto Mieres-Pitre | Carlos E. Hernández
Volume: 3
Issue: 4
Year: 2012

PHASE TRANSITION BETWEEN FCC AND BCC FORMS OF STRONTIUM AND ITS STRUCTURAL AND ELECTRONIC PROPERTIES BY DENSITY FUNCTIONAL THEORY (DFT)

Author(s): María A. Puerto | Gabriel A. Fonseca | Wilmer Y. Córdoba | William O. Sosa | José Otálora | Jairo A. Rodríguez
Volume: 3
Issue: 4
Year: 2012

STUDY OF THE EFFECT OF ISOTHERM IN THE PROCESS OF STRONTIUM COMPOUND Sr4Al6O12SO4 SYNTHESIS BY A SOLID STATE REACTION

Author(s): José Rodríguez-García | Enrique Rocha-Rangel | Enrique Martínez | José Almanza | Ana Leal | Guillermo Munive
Volume: 3
Issue: 4
Year: 2012

NATURAL GAS SWEETENING WITH AMINES. PROCESS SIMULATION AND PARAMETRIC SENSITIVITY ANALYSIS

Author(s): Eleonora Erdmann | Liliana Ale Ruiz | Julieta Martínez | Juan P. Gutierrez | Enrique Tarifa
Volume: 3
Issue: 4
Year: 2012

THERMAL AND COLLECTIVE DIFFUSION FOR N INTERACTING-ASYMMETRIC ATMOSPHERIC PARTICLES SYSTEM

Author(s): Jorge Mulia | Daniel Osorio | Pedro G. Reyes | Miguel Mayorga
Volume: 3
Issue: 4
Year: 2012

ENVIROMENTAL IMPACT OF THE POLLUTANTS FROM FEED-LOT WASTEWATER ON THE UNDERGROUND WATER

Author(s): Walter M. Glessi | Nélida N. Pose | Ester C. Zamuner
Volume: 3
Issue: 4
Year: 2012

METHODOLOGY FOR THE UNCERTAINTY OF COOPER DETERMINATION BY ATOMIC ABSORPTION SPECTROSCOPY

Author(s): Ángel de J. Morales-Ramírez | Elías Rángel-Salinas | Adán Ramírez-López | Héctor J. Dorantes-Rosales
Volume: 3
Issue: 4
Year: 2012

STATIONARY SIMULATION OF A DOUBLE EFFECT EVAPORATOR FOR TOMATO JUICE

Author(s): Álvaro Núñez | Enrique Tarifa | Norma Farfán
Volume: 3
Issue: 4
Year: 2012

PHOTOCATALYTIC CYANIDE REMOVAL USING TiO2, FeMoO4/TiO2, AND HPMoCu/TiO2 CATALYSTS UNDER SIMULATED SOLAR LIGHT AND PARABOLIC CYLINDRICAL COLLECTOR REACTOR

Author(s): Aida L. Barbosa | Isel Castro
Volume: 3
Issue: 4
Year: 2012

TRIBOCHEMICALLY OBTAINED GEL AND ELUCIDATION OF ITS COMPONENTS

Author(s): Lilia Fernández | Mirella Gutiérrez | Laura E. Martínez
Volume: 3
Issue: 4
Year: 2012

SOLUTION OF THE SCHRÖDINGER EQUATION BY LABVIEW

Author(s): Oscar Duran-Avendaño | Carlos Ramírez-Martín
Volume: 3
Issue: 4
Year: 2012

FORMULATION OF BALANCED FOOD FOR ANIMALS USING STOCHASTIC AND IMPRECISE MODELS

Author(s): David M. Morales
Volume: 3
Issue: 4
Year: 2012

KINETICS AND MECHANISM OF THE DEGRADATION IN SOIL OF 2-HYDROXY-(2H)-1,4-BENZOXAZIN-3(4H)-ONE (HBOA), PHYTOTOXIC ALLELOCHEMICALS FROM GRAMINEAE

Author(s): Alberto Oliveros-Bastidas | Francisco A. Macías | David Marín | José M.G. Molinillo | Luiz C.A. Barbosa | Antonio J. Demuner
Volume: 3
Issue: 4
Year: 2012